/* =====================================================
   Login Neerflow CRM - Estilos
   ===================================================== */

/* Animaciones base */
.fade-in {
    opacity: 0;
    animation: fadeIn .6s ease forwards;
}

@keyframes fadeIn {
    to { opacity:1; }
}

/* Fondo animado */
.bg-animated {
    background: linear-gradient(120deg, #ffffff, #eef2ff, #e0e7ff);
    background-size: 300% 300%;
    animation: moveBg 18s ease infinite;
}

.dark .bg-animated {
    background: linear-gradient(120deg, #0f172a, #0b122f, #111b3c);
}

@keyframes moveBg {
    0%{background-position:0% 50%;}
    50%{background-position:100% 50%;}
    100%{background-position:0% 50%;}
}

/* Glow */
.glow {
    filter: blur(60px);
    animation: glowPulse 6s infinite alternate;
}

@keyframes glowPulse {
    from{opacity:.25;transform:scale(1);}
    to{opacity:.55;transform:scale(1.15);}
}

/* Inputs */
.input-ux {
    transition: .15s ease;
}

.input-ux:hover,
.input-ux:focus {
    transform: translateY(-1px);
    box-shadow: 0 0 0 4px rgba(59,130,246,.25);
}

/* Ripple */
.btn-ripple {
    position:relative;
    overflow:hidden;
}

.btn-ripple:active::after{
    content:"";
    position:absolute;
    background:rgba(255,255,255,.3);
    width:10px;
    height:10px;
    border-radius:50%;
    left:var(--x);
    top:var(--y);
    transform:scale(1);
    opacity:1;
    animation:ripple .6s ease forwards;
}

@keyframes ripple{
    to{transform:scale(20);opacity:0;}
}

/* Light Sweep */
.btn-glow::before{
    content:"";
    position:absolute;
    top:0;
    left:-150%;
    width:150%;
    height:100%;
    opacity:0;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.25), transparent);
    transform:skewX(-20deg);
}

.btn-glow:hover::before{
    animation:sweep .7s ease-out forwards;
}

@keyframes sweep{
    0%{left:-150%;opacity:0;}
    40%{opacity:1;}
    100%{left:150%;opacity:0;}
}

/* Parallax */
#parallax {
    transition: transform .25s ease-out;
}

/* Loader 3D */
#loadingScreen {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.75);
    backdrop-filter: blur(15px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.dark #loadingScreen {
    background: rgba(15,23,42,0.75);
}

.loader-3d {
    width: 80px;
    height: 80px;
    position: relative;
    animation: float 2.5s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50%{ transform: translateY(-18px); }
    100%{ transform: translateY(0px); }
}

.loader-3d::before, .loader-3d::after {
    content:"";
    position:absolute;
    inset:0;
    border-radius:50%;
    border:6px solid transparent;
}

.loader-3d::before {
    border-top-color:#3b82f6;
    animation: spin 1s linear infinite;
}

.loader-3d::after {
    border-bottom-color:#60a5fa;
    animation: spinReverse 1.4s linear infinite;
}

@keyframes spin {
    to { transform:rotate(360deg); }
}

@keyframes spinReverse {
    to { transform:rotate(-360deg); }
}